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Merge pull request #2262 from alexlarsson/dm-dind-use-root-dir 

devicemapper: Use device/inode of the root dir, not the image
This commit is contained in:
Guillaume J. Charmes 2013-10-17 11:54:40 -07:00
parent ad2fbd9e87 e6a73e65a2
commit bdb3b2a88c
1 changed files with 3 additions and 3 deletions
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6
devmapper/deviceset_devmapper.go
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@ -361,11 +361,11 @@ func (devices *DeviceSetDM) initDevmapper() error {
return err
}
// Set the device prefix from the device id and inode of the data image
// Set the device prefix from the device id and inode of the docker root dir
st, err := os.Stat(data)
st, err := os.Stat(devices.root)
if err != nil {
return fmt.Errorf("Error looking up data image %s: %s", data, err)
return fmt.Errorf("Error looking up dir %s: %s", devices.root, err)
}
sysSt := st.Sys().(*syscall.Stat_t)
// "reg-" stands for "regular file".